Introduce QSsl::X509Certificate interface and its implementations

To enable QSslCertificate to use TLS plugins. All backend-specific
code is to be moved from QSslCertificate(Private) making them
backend-neutral.

Pick-to: dev
Task-number: QTBUG-90954
Task-number: QTBUG-65922
Change-Id: Ic9d5abf91e42ce81fe56239f95ae97b64035e950
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>

1 files changed, 11 insertions, 0 deletions

diff --git a/src/network/ssl/qsslcertificate.h b/src/network/ssl/qsslcertificate.h
index cf97dcbee8..a2ba90465f 100644
--- a/src/network/ssl/qsslcertificate.h
+++ b/src/network/ssl/qsslcertificate.h
@@ -66,6 +66,12 @@ class QSslCertificate;
 // qHash is a friend, but we can't use default arguments for friends (§8.3.6.4)
 Q_NETWORK_EXPORT size_t qHash(const QSslCertificate &key, size_t seed = 0) noexcept;
 
+namespace QSsl {
+
+class X509Certificate;
+
+} // namespace QSsl.
+
 class QSslCertificatePrivate;
 class Q_NETWORK_EXPORT QSslCertificate
 {
@@ -157,9 +163,14 @@ public:
     Qt::HANDLE handle() const;
 
 private:
+    QSsl::X509Certificate *backendImplementation() const
+    {
+        return nullptr; // TLSTODO
+    }
     QExplicitlySharedDataPointer<QSslCertificatePrivate> d;
     friend class QSslCertificatePrivate;
     friend class QSslSocketBackendPrivate;
+    friend class QTlsBackend;
 
     friend Q_NETWORK_EXPORT size_t qHash(const QSslCertificate &key, size_t seed) noexcept;
 };